Solution structure of Ca2+-CIB1 in complex with the cytoplasmic domain of the integrin aIIb subunit
MGHHHHHHHH HHSSGHIDDD DKHMGGSGSR LSKELLAEYQ DLTFLTKQEI LLAHRRFCEL LPQEQRSVES SLRAQVPFEQ ILSLPELKAN PFKERICRVF STSPAKDSLS FEDFLDLLSV FSDTATPDIK SHYAFRIFDF DDDGTLNRED LSRLVNCLTG EGEDTRLSAS EMKQLIDNIL EESDIDRDGT INLSEFQHVI SRSPDFASSF KIVL
Polymer type: polypeptide(L)
Total | 1H | 13C | 15N | |
---|---|---|---|---|
All | 45.2 % (1124 of 2488) | 25.7 % (332 of 1292) | 64.1 % (626 of 976) | 75.5 % (166 of 220) |
Backbone | 70.2 % (891 of 1270) | 44.0 % (189 of 430) | 84.7 % (536 of 633) | 80.2 % (166 of 207) |
Sidechain | 28.8 % (410 of 1423) | 16.6 % (143 of 862) | 48.7 % (267 of 548) | 0.0 % (0 of 13) |
Aromatic | 8.8 % (19 of 216) | 10.2 % (11 of 108) | 7.4 % (8 of 108) | |
Methyl | 70.4 % (152 of 216) | 67.6 % (73 of 108) | 73.1 % (79 of 108) |
1. CIB1
MGHHHHHHHH HHSSGHIDDD DKHMGGSGSR LSKELLAEYQ DLTFLTKQEI LLAHRRFCEL LPQEQRSVES SLRAQVPFEQ ILSLPELKAN PFKERICRVF STSPAKDSLS FEDFLDLLSV FSDTATPDIK SHYAFRIFDF DDDGTLNRED LSRLVNCLTG EGEDTRLSAS EMKQLIDNIL EESDIDRDGT INLSEFQHVI SRSPDFASSF KIVLSolvent system 90% H2O/10% D2O, Pressure 1 atm, Temperature 310 K, pH 7.5 (±0.1), Details aIIb peptide sequence :Ac-LVLAMWKVGFFKRNRPPLEEDDEEGQ-OH
# | Name | Isotope labeling | Type | Concentration |
---|---|---|---|---|
1 | CIB1 | [U-13C; U-15N; U-2H] | 0.5 mM | |
2 | DTT | [U-2H] | 5 mM | |
3 | CALCIUM ION | natural abundance | 2 mM | |
4 | sodium chloride | natural abundance | 100 mM | |
5 | HEPES | natural abundance | 50 mM | |
6 | aIIb peptide | natural abundance | 0.6 mM | |
7 | H2O | natural abundance | 90 % | |
8 | D2O | natural abundance | 10 % |
Solvent system 100% D2O, Pressure 1 atm, Temperature 310 K, pH 7.5 (±0.1), Details aIIb peptide sequence :Ac-LVLAMWKVGFFKRNRPPLEEDDEEGQ-OH
# | Name | Isotope labeling | Type | Concentration |
---|---|---|---|---|
9 | CIB1 | [U-13C; U-2H], I/L/V methyl [1H,13C] | 0.5 mM | |
10 | DTT | [U-2H] | 5 mM | |
11 | CALCIUM ION | natural abundance | 2 mM | |
12 | sodium chloride | natural abundance | 100 mM | |
13 | HEPES | natural abundance | 50 mM | |
14 | aIIb peptide | natural abundance | 0.6 mM | |
15 | D2O | natural abundance | 100 % |
Solvent system 100% D2O, Pressure 1 atm, Temperature 310 K, pH 7.5 (±0.1), Details aIIb peptide sequence :Ac-LVLAMWKVGFFKRNRPPLEEDDEEGQ-OH
# | Name | Isotope labeling | Type | Concentration |
---|---|---|---|---|
16 | CIB1 | [U-10% 13C] | 0.5 mM | |
17 | DTT | [U-2H] | 5 mM | |
18 | CALCIUM ION | natural abundance | 2 mM | |
19 | sodium chloride | natural abundance | 100 mM | |
20 | HEPES | natural abundance | 50 mM | |
21 | aIIb peptide | natural abundance | 0.6 mM | |
22 | D2O | natural abundance | 100 % |
Solvent system 100% D2O, Pressure 1 atm, Temperature 310 K, pH 7.5 (±0.1), Details aIIb peptide sequence :Ac-LVLAMWKVGFFKRNRPPLEEDDEEGQ-OH
# | Name | Isotope labeling | Type | Concentration |
---|---|---|---|---|
23 | CIB1 | [U-2H], I/L/V methyl [1H,13C] | 0.5 mM | |
24 | DTT | [U-2H] | 5 mM | |
25 | CALCIUM ION | natural abundance | 2 mM | |
26 | sodium chloride | natural abundance | 100 mM | |
27 | HEPES | natural abundance | 50 mM | |
28 | aIIb peptide | natural abundance | 0.6 mM | |
29 | D2O | natural abundance | 100 % |
Solvent system 90% H2O/10% D2O, Pressure 1 atm, Temperature 310 K, pH 7.5 (±0.1), Details aIIb peptide sequence :Ac-LVLAMWKVGFFKRNRPPLEEDDEEGQ-OH
# | Name | Isotope labeling | Type | Concentration |
---|---|---|---|---|
30 | CIB1 | [U-13C; U-15N; U-2H] | 0.5 mM | |
31 | DTT | [U-2H] | 5 mM | |
32 | CALCIUM ION | natural abundance | 2 mM | |
33 | sodium chloride | natural abundance | 100 mM | |
34 | HEPES | natural abundance | 50 mM | |
35 | aIIb peptide | natural abundance | 0.6 mM | |
36 | pf1 phage | natural abundance | 14 mg/mL | |
37 | H2O | natural abundance | 90 % | |
38 | D2O | natural abundance | 10 % |
Solvent system 90% H2O/10% D2O, Pressure 1 atm, Temperature 310 K, pH 7.5 (±0.1), Details aIIb peptide sequence :Ac-LVLAMWKVGFFKRNRPPLEEDDEEGQ-OH
# | Name | Isotope labeling | Type | Concentration |
---|---|---|---|---|
39 | CIB1 | [U-13C; U-15N; U-2H] | 0.5 mM | |
40 | DTT | [U-2H] | 5 mM | |
41 | CALCIUM ION | natural abundance | 2 mM | |
42 | sodium chloride | natural abundance | 100 mM | |
43 | HEPES | natural abundance | 50 mM | |
44 | aIIb peptide | natural abundance | 0.6 mM | |
45 | C12E5/glycerol (0.96/1) | natural abundance | 5 % | |
46 | H2O | natural abundance | 90 % | |
47 | D2O | natural abundance | 10 % |